238857196032 has 1440 divisors, whose sum is σ = 947469274752. Its totient is φ = 58477510656.

The previous prime is 238857196031. The next prime is 238857196043. The reversal of 238857196032 is 230691758832.

238857196032 is a `hidden beast` number, since 2 + 3 + 8 + 8 + 571 + 9 + 60 + 3 + 2 = 666.

238857196032 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×238857196032³ (a number of 35 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 238857196032.

It is not an unprimeable number, because it can be changed into a prime (238857196031) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 3272016348 + ... + 3272016420.

Almost surely, 2^238857196032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 238857196032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (473734637376).

238857196032 is an abundant number, since it is smaller than the sum of its proper divisors (708612078720).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

238857196032 is an equidigital number, since it uses as much as digits as its factorization.

238857196032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160 (or 115 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 54.

The spelling of 238857196032 in words is "two hundred thirty-eight billion, eight hundred fifty-seven million, one hundred ninety-six thousand, thirty-two".